Deep fryer



FIG. 1 is a top left perspective view of a deep fryer showing my new design;

FIG. 2 is a right side elevation view of the deep fryer;

FIG. 3 is a top plan view of the deep fryer;

FIG. 4 is a front elevation view of the deep fryer; and,

FIG. 5 is a rear elevation view of the deep fryer. 

The ornamental design for a deep fryer, as shown and described. 